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Security Advisory - Integer Overflowing Vulnerability in Huawei Smart Phone

  • SA No:Huawei-SA-20160104-01-SmartPhone
  • Initial Release Date: Jan 04, 2016
  • Last Release Date: Jan 06, 2016

An integer overflowing vulnerability exists in a Huawei smart phone. The attacker tricks the user to install a malicious application to obtain system or camera privilege and exploit the vulnerability to obtain the root privilege. (Vulnerability ID: HWPSIRT-2015-11025)

This vulnerability has been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2015-8304.

Huawei has released software updates to fix these vulnerabilities. This advisory is available at the following link:

Product Name

Affected Version

Resolved Product and Version


Versions earlier than P7-L07 V100R001C01B606

P7-L07 V100R001C01B606

The attacker can exploit this vulnerability to conduct privilege escalation.

The vulnerability classification has been performed by using the CVSSv2 scoring system (

Base Score: 6.2 (AV:L/AC:H/Au:N/C:C/I:C/A:C)

Temporal Score: 5.1 (E:F/RL:O/RC:C)

1 Prerequisite:

The attacker successfully tricks a user into installing a malicious application on the smart.

2 Attacking procedure:

The attacker tricks a user into installing a malicious application to obtain the system or camera privilege on the smart phone. Attacker can exploit the vulnerability to obtain the root privilege.

1. Customers should obtain upgrades through Huawei consumer business official website (

2. Customers should contact Huawei TAC (Huawei Technical Assistance Center) to request the upgrades. For TAC contact information, please refer to Huawei worldwide website at

This vulnerability was reported to Huawei PSIRT by Xiao Peng and Yang Chengming of Alibaba Mobile Security Team. Huawei would like to thank them for working with us and coordinated vulnerability disclosure to protect our customers.

2016-01-06 V1.1 UPDATED Add another founder of Yang Chengming in the 'Source' section.

2016-01-04 V1.0 INITIAL

Complete information for providing feedback on security vulnerability of Huawei products, getting support for Huawei security incident response services, and obtaining Huawei security vulnerability information, is available on Huawei's worldwide website at
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